MEDIUMMCQ SINGLENEET ChemistryInorganic ChemistryMetallurgyFlux Impurities slag
Calcination of ores involves heating the ore below its fusion temperature
A.in presence of air
B.in an atmosphere of nitrogen
C.in absence of air✓ Correct
D.in presence of superheated steam
Explanation
Calcination is heating ore and convert it into their oxides in absence of oxygen.
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